Oster 4108 blender, 10 speed with 5 cup plastic jar. Seven Continuous speeds with three pulse actions for every blending need. Ice crushing power feature puts the powerful 375-watt motor to work for smooth frozen drinks in an instant. Exclusive All-Metal Drive system simply will not wear out. Unique ribbed and tapered 5-cup Perma-Glas container will not chip or break. Heavy-gauge stainless steel blade will not dull or bend. Removes for easy cleaning.